1 files changed, 45 insertions, 0 deletions
diff --git a/pharo-mooc/contact-book/src/ContactBook/ContactBook.class.st b/pharo-mooc/contact-book/src/ContactBook/ContactBook.class.st
new file mode 100644
index 0000000..3c6ef69
--- /dev/null
+++ b/pharo-mooc/contact-book/src/ContactBook/ContactBook.class.st
@@ -0,0 +1,45 @@
+Class {
+	#name : 'ContactBook',
+	#superclass : 'Object',
+	#instVars : [
+		'contacts'
+	],
+	#category : 'ContactBook',
+	#package : 'ContactBook'
+}
+
+{ #category : 'demos' }
+ContactBook class >> createDefault [
+	^ self new
+		addContact: (Contact newNamed: 'Damien Cassou' email: 'damien@cassou.me');
+		addContact: (Contact newNamed: 'Marcus Denker' email: 'marcus.denker@inria.fr');
+		addContact: (Contact newNamed: 'Tudor Girba' email: 'tudor@tudorgirba.com');
+		addContact: (Contact newNamed: 'Clara Allende' email: 'clari.allende@gmail.com');
+		yourself
+]
+
+{ #category : 'writing' }
+ContactBook >> addContact: aContact [
+	self contacts add: aContact
+]
+
+{ #category : 'reading' }
+ContactBook >> contacts [
+	^ contacts
+]
+
+{ #category : 'initialization' }
+ContactBook >> initialize [
+	super initialize.
+	contacts := OrderedCollection new
+]
+
+{ #category : 'deleting' }
+ContactBook >> removeContact: aContact [
+	self contacts remove: aContact
+]
+
+{ #category : 'initialization' }
+ContactBook >> size [
+	^ contacts size
+]